What is a wave - Study guides, Class notes & Summaries

ARDMS SPI STUDY GUIDE (Ultrasound Physics Certification Test Study |QUESTIONS & ANSWERS |VERIFIED & UPDATED | 2024 In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - Answer Remain the Same because stiffness and density affect Propagation Speed. What is the audible range? - Answer 20-20,000Hz >20,000Hz=Ultrasound Frequency is measured in - Answer Hertz (Hz) is Cycles per Second Not affected by sonographer Increase Frequency; Decrease Depth ...

dysrhythmia aka arrhythmia - Correct answer - abnormal cardiac rhythms which can cause disturbances of: rate, rhythm, or both rate and rhythm how are dysrhythmias identified? - Correct answer Electrographic Waveform Analysis (ECG) what controls the rate and rhythm of the heartbeat? - Correct answer the heart's electrical system explain the heart's electrical system - Correct answer Each electrical signal (impulse) begins in a group of cells called the sinus node or sinoatrial (SA...

CMN 552 Exam 1 Question anWhat two neurotransmitters are most implicated in the pathophysiology of mood disorders? - correct answer norepinephrine and serotonin How are dopamine levels affected in depression and mania? - correct answer Dopamine activity may be reduced in depression and increased in mania How does depression affect sleep neurophysiology? - correct answer Loss of deep (slow-wave) sleep Increase in nocturnal arousal. The latter is reflected by four types of dis...

RCIS Study Guide 2023 With Correct Solutions 100%Correct. Kilovoltage - Answer What determines the number of electrons generated by an xray tube? -Frame rate -Kilovoltage -Pulse width -Milliamperage Digoxin - Answer What medication is cardiac glycoside? -Lasix -Digoxin -Hyperstat -Hydralazine High common femoral - Answer What type of arterial puncture is associated with an increased risk of retroperitoneal bleeding? -Internal Femoral -External Femoral -Low common femoral -High co...

NHA CCMA Test | 2023/ 2024| Questions and 100% Verified Answers| LATEST!! 1. What is the epicardium? Answer: The outer most layer of the heart. 2. The sudden rush of blood pushed into the ventricles as a result of atrial contraction is known as Answer: Atrial kick 3. The U wave represents Answer: repolarization 4. What is not necessary in administering an ECG? Answer: Sterilizing the leads 5. Which type of lead is lead III? ...

Hemorrhage 90.9%b correct answer: The majority of these potentially survivable deaths were due to? 24% correct answer: What percent of combat fatalities are survivable by early intervention with Combat Medic Tasks and rapid evacuation to a surgical facility? Extremities 60% correct answer: Wound Data - Remember these areas are not protected by body armor. WW1 through today correct answer: Combat wounds have been consistent since when? Tactical indications for spinal immobilizatio...

DAANCE PRACTICE TEST EXAM 2023/2024 The "T" wave on an ECG tracing is evidence of what change in polarization? - CORRECT ANSWER-Repolarization of the ventricles What anatomical structure located at the top of the larynx closes the airway and prevents foreign bodies from entering the trachea? - CORRECT ANSWER-The epiglottis Which structure is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine position? - CORRECT ANSWER-The tongue What i...

Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024. A 50-year-old man is having an acute myocardial infarction and will be administered recombinant tissue plasminogen activator (t-PA). The medication activates plasminogen in order to: A) decrease platelet adhesion. B) increase clotting time. C) promote fibrinolysis. D) promote coronary vasodilation. Ans: C Complexity: Easy Ahead: Hematopoietic System Subj...

BNSF Telecom 1 Exam Questions with Correct Answers VHF - Low and High range Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz Super High Frequency - SHF - Answer-3-30 GHz Extremely High Frequency - EHF - Answer-30-300 GHz Legacy Band - Answer-25 kHz wide channel Very Narrowband - Answer-6.25 kHz wide, digital Narrowband - Answer-12.5 kHz wide analog What is dB and how much power is it - Answer-dB is a de...

Describe treatment of dysrhythmias correct answer: To determine if treatment is necessary, assess the patient. Then ask the following questions: Is he or she experiencing signs and symptoms of decreased cardiac output? Is the dysrhythmia potentially life threatening? If the answer to either of these questions is yes, the patient will need to treatment for the dysrhythmia. ***WE WILL DISCUSS TREATMENTS OF DYSRHYTHMIAS BASED UPON CURRENT ACLS TREATMENT ALGORITHMS CLINICAL MANIFESTATIONS ...